X-Git-Url: https://git.sesse.net/?p=remoteglot;a=blobdiff_plain;f=www%2Fjs%2Fremoteglot.js;h=303f148a2226a845179a8c23bc85e1e916114c0d;hp=fa7e5d4d724f1128a17de3181160944f7040899d;hb=35c3d5a5717df69ce7ce349d5e91fa93ba32cd0c;hpb=9d57ef5623a0f6dc464c4b23760901890f6ea29d

diff --git a/www/js/remoteglot.js b/www/js/remoteglot.js
index fa7e5d4..303f148 100644
--- a/www/js/remoteglot.js
+++ b/www/js/remoteglot.js
@@ -1,19 +1,27 @@
+var board = [];
 var arrows = [];
 var arrow_targets = [];
 var occupied_by_arrows = [];
+var ims = 0;
+var highlight_from = undefined;
+var highlight_to = undefined;
+var unique = Math.random();
 
 var request_update = function(board, first) {
 	$.ajax({
-		//url: "http://analysis.sesse.net/analysis.pl?first=" + first
-		url: "http://analysis.sesse.net:5000/analysis.pl?first=" + first
-	}).done(function(data) {
-		update_board(board, data);
+		url: "http://analysis.sesse.net/analysis.pl?ims=" + ims + "&unique=" + unique
+		//url: "http://analysis.sesse.net:5000/analysis.pl?ims=" + ims + "&unique=" + unique
+	}).done(function(data, textstatus, xhr) {
+		ims = xhr.getResponseHeader('X-Remoteglot-Last-Modified');
+		var num_viewers = xhr.getResponseHeader('X-Remoteglot-Num-Viewers');
+		update_board(board, data, num_viewers);
 	});
 }
 
 var clear_arrows = function() {
 	for (var i = 0; i < arrows.length; ++i) {
-		jsPlumb.detach(arrows[i]);
+		jsPlumb.detach(arrows[i].connection1);
+		jsPlumb.detach(arrows[i].connection2);
 	}
 	arrows = [];
 
@@ -28,6 +36,12 @@ var clear_arrows = function() {
 	}
 }
 
+var redraw_arrows = function() {
+	for (var i = 0; i < arrows.length; ++i) {
+		position_arrow(arrows[i]);
+	}
+}
+
 var sign = function(x) {
 	if (x > 0) {
 		return 1;
@@ -78,37 +92,38 @@ var add_target = function() {
 	arrow_targets.push(elem);
 	return elem.id;
 }
+	
+var position_arrow = function(arrow) {
+	var zoom_factor = $("#board").width() / 400.0;
+	var line_width = arrow.line_width * zoom_factor;
+	var arrow_size = arrow.arrow_size * zoom_factor;
 
-var create_arrow = function(from_square, to_square, fg_color, line_width, arrow_size) {
-	var from_col = from_square.charCodeAt(0) - "a1".charCodeAt(0);
-	var from_row = from_square.charCodeAt(1) - "a1".charCodeAt(1);
-	var to_col   = to_square.charCodeAt(0) - "a1".charCodeAt(0);
-	var to_row   = to_square.charCodeAt(1) - "a1".charCodeAt(1);
-
-	var from_y = (7 - from_row)*49 + 25;
-	var to_y = (7 - to_row)*49 + 25;
-	var from_x = from_col*49 + 25;
-	var to_x = to_col*49 + 25;
+	var square_width = $(".square-a8").width();
+	var from_y = (7 - arrow.from_row + 0.5)*square_width;
+	var to_y = (7 - arrow.to_row + 0.5)*square_width;
+	var from_x = (arrow.from_col + 0.5)*square_width;
+	var to_x = (arrow.to_col + 0.5)*square_width;
 
 	var dx = to_x - from_x;
 	var dy = to_y - from_y;
 	var len = Math.sqrt(dx * dx + dy * dy);
 	dx /= len;
 	dy /= len;
-
-	// Create arrow.
-	var s1 = add_target();
-	var d1 = add_target();
-	var s1v = add_target();
-	var d1v = add_target();
-	var pos = $("#board").position();
-	$("#" + s1).css({ top: pos.top + from_y + (0.5 * arrow_size) * dy, left: pos.left + from_x + (0.5 * arrow_size) * dx });
-	$("#" + d1).css({ top: pos.top + to_y - (0.5 * arrow_size) * dy, left: pos.left + to_x - (0.5 * arrow_size) * dx });
-	$("#" + s1v).css({ top: pos.top + from_y - 0 * dy, left: pos.left + from_x - 0 * dx });
-	$("#" + d1v).css({ top: pos.top + to_y + 0 * dy, left: pos.left + to_x + 0 * dx });
-	var connection1 = jsPlumb.connect({
-		source: s1,
-		target: d1,
+	var pos = $(".square-a8").position();
+	$("#" + arrow.s1).css({ top: pos.top + from_y + (0.5 * arrow_size) * dy, left: pos.left + from_x + (0.5 * arrow_size) * dx });
+	$("#" + arrow.d1).css({ top: pos.top + to_y - (0.5 * arrow_size) * dy, left: pos.left + to_x - (0.5 * arrow_size) * dx });
+	$("#" + arrow.s1v).css({ top: pos.top + from_y - 0 * dy, left: pos.left + from_x - 0 * dx });
+	$("#" + arrow.d1v).css({ top: pos.top + to_y + 0 * dy, left: pos.left + to_x + 0 * dx });
+
+	if (arrow.connection1) {
+		jsPlumb.detach(arrow.connection1);
+	}
+	if (arrow.connection2) {
+		jsPlumb.detach(arrow.connection2);
+	}
+	arrow.connection1 = jsPlumb.connect({
+		source: arrow.s1,
+		target: arrow.d1,
 		connector:["Straight"],
 		cssClass:"c1",
 		endpoint:"Blank",
@@ -116,15 +131,15 @@ var create_arrow = function(from_square, to_square, fg_color, line_width, arrow_
 		anchor:"Continuous",
 		paintStyle:{ 
 			lineWidth:line_width,
-			strokeStyle:fg_color,
+			strokeStyle:arrow.fg_color,
 			outlineWidth:1,
 			outlineColor:"#666",
 			opacity:"60%"
 		}
-	});            
-	var connection2 = jsPlumb.connect({
-		source: s1v,
-		target: d1v,
+	});
+	arrow.connection2 = jsPlumb.connect({
+		source: arrow.s1v,
+		target: arrow.d1v,
 		connector:["Straight"],
 		cssClass:"vir",
 		endpoint:"Blank",
@@ -132,7 +147,7 @@ var create_arrow = function(from_square, to_square, fg_color, line_width, arrow_
 		anchor:"Continuous",
 		paintStyle:{ 
 			lineWidth:0,
-			strokeStyle:fg_color,
+			strokeStyle:arrow.fg_color,
 			outlineWidth:0,
 			outlineColor:"#666",
 		},
@@ -140,16 +155,40 @@ var create_arrow = function(from_square, to_square, fg_color, line_width, arrow_
 			["Arrow", {
 				cssClass:"l1arrow",
 				location:1.0,
-				width: arrow_size, length: arrow_size,
-				paintStyle:{ 
+				width: arrow_size,
+				length: arrow_size,
+				paintStyle: { 
 					lineWidth:line_width,
 					strokeStyle:"#000",
 				},
 			}]
 		]
 	});
-	arrows.push(connection1);
-	arrows.push(connection2);
+}
+
+var create_arrow = function(from_square, to_square, fg_color, line_width, arrow_size) {
+	var from_col = from_square.charCodeAt(0) - "a1".charCodeAt(0);
+	var from_row = from_square.charCodeAt(1) - "a1".charCodeAt(1);
+	var to_col   = to_square.charCodeAt(0) - "a1".charCodeAt(0);
+	var to_row   = to_square.charCodeAt(1) - "a1".charCodeAt(1);
+
+	// Create arrow.
+	var arrow = {
+		s1: add_target(),
+		d1: add_target(),
+		s1v: add_target(),
+		d1v: add_target(),
+		from_col: from_col,
+		from_row: from_row,
+		to_col: to_col,
+		to_row: to_row,
+		line_width: line_width,
+		arrow_size: arrow_size,	
+		fg_color: fg_color
+	};
+
+	position_arrow(arrow);
+	arrows.push(arrow);
 }
 
 // Fake multi-PV using the refutation lines. Find all “relevant” moves,
@@ -161,7 +200,7 @@ var find_nonstupid_moves = function(data, margin) {
 	var best_score = undefined;
 	var pv_score = undefined;
 	for (var move in data.refutation_lines) {
-		var score = data.refutation_lines[move].score_sort_key;
+		var score = parseInt(data.refutation_lines[move].score_sort_key);
 		if (move == data.pv_uci[0]) {
 			pv_score = score;
 		}
@@ -181,12 +220,12 @@ var find_nonstupid_moves = function(data, margin) {
 	// The PV move will always be first.
 	var moves = [];
 	for (var move in data.refutation_lines) {
-		var score = data.refutation_lines[move].score_sort_key;
+		var score = parseInt(data.refutation_lines[move].score_sort_key);
 		if (move != data.pv_uci[0] && best_score - score <= margin) {
 			moves.push(move);
 		}
 	}
-	moves = moves.sort(function(a, b) { return data.refutation_lines[b].score_sort_key - data.refutation_lines[a].score_sort_key; });
+	moves = moves.sort(function(a, b) { return parseInt(data.refutation_lines[b].score_sort_key) - parseInt(data.refutation_lines[a].score_sort_key); });
 	moves.unshift(data.pv_uci[0]);
 
 	return moves;
@@ -231,8 +270,16 @@ var compare_by_sort_key = function(data, a, b) {
 	if (ska > skb) return 1;
 	return 0;
 };
+	
+var update_highlight = function()  {
+	$("#board").find('.square-55d63').removeClass('nonuglyhighlight');
+	if (highlight_from !== undefined && highlight_to !== undefined) {
+		$("#board").find('.square-' + highlight_from).addClass('nonuglyhighlight');
+		$("#board").find('.square-' + highlight_to).addClass('nonuglyhighlight');
+	}
+}
 
-var update_board = function(board, data) {
+var update_board = function(board, data, num_viewers) {
 	// The headline.
 	var headline = 'Analysis';
 	if (data.position.last_move !== 'none') {
@@ -245,6 +292,14 @@ var update_board = function(board, data) {
 
 	$("#headline").text(headline);
 
+	if (num_viewers === null) {
+		$("#numviewers").text("");
+	} else if (num_viewers == 1) {
+		$("#numviewers").text("You are the only current viewer");
+	} else {
+		$("#numviewers").text(num_viewers + " current viewers");
+	}
+
 	// The score.
 	if (data.score !== null) {
 		$("#score").text(data.score);
@@ -271,13 +326,13 @@ var update_board = function(board, data) {
 	// Update the board itself.
 	board.position(data.position.fen);
 
-	$("#board").find('.square-55d63').removeClass('nonuglyhighlight');
 	if (data.position.last_move_uci) {
-		var from = data.position.last_move_uci.substr(0, 2);
-		var to = data.position.last_move_uci.substr(2, 4);
-		$("#board").find('.square-' + from).addClass('nonuglyhighlight');
-		$("#board").find('.square-' + to).addClass('nonuglyhighlight');
+		highlight_from = data.position.last_move_uci.substr(0, 2);
+		highlight_to = data.position.last_move_uci.substr(2, 4);
+	} else {
+		highlight_from = highlight_to = undefined;
 	}
+	update_highlight();
 
 	// Print the PV.
 	var pv = print_pv(data.pv_pretty, data.position.move_num, data.position.toplay);
@@ -378,9 +433,13 @@ var update_board = function(board, data) {
 
 var init = function() {
 	// Create board.
-	var board = new ChessBoard('board', 'start');
+	board = new ChessBoard('board', 'start');
 
 	request_update(board, 1);
-
+	$(window).resize(function() {
+		board.resize();
+		update_highlight();
+		redraw_arrows();
+	});
 };
 $(document).ready(init);